|
1.
18 – 2 =
16
2
|
2.
6 + 14 =
20
2
|
3.
11 – 5 =
6
1
|
4.
19 + 0 =
19
2
|
|
5.
9 – 1 =
8
1
|
6.
9 + 0 =
1
9
|
7.
8 – 2 =
6
1
|
8.
1 + 8 =
9
1
|
|
9.
18 + 2 =
20
2
|
10.
14 + 2 =
2
16
|
11.
7 – 2 =
1
5
|
12.
11 – 3 =
8
1
|
|
13.
3 – 3 =
2
0
|
14.
11 – 5 =
1
6
|
15.
7 + 11 =
18
2
|
16.
2 – 1 =
2
1
|
|
17.
13 + 0 =
13
1
|
18.
6 – 1 =
5
1
|
19.
2 + 6 =
8
1
|
20.
7 + 11 =
2
18
|
|
1.
18 – 2 =
16
2
|
2.
6 + 14 =
20
2
|
3.
11 – 5 =
6
1
|
4.
19 + 0 =
19
2
|
|
5.
9 – 1 =
8
1
|
6.
9 + 0 =
1
9
|
7.
8 – 2 =
6
1
|
8.
1 + 8 =
9
1
|
|
9.
18 + 2 =
20
2
|
10.
14 + 2 =
2
16
|
11.
7 – 2 =
1
5
|
12.
11 – 3 =
8
1
|
|
13.
3 – 3 =
2
0
|
14.
11 – 5 =
1
6
|
15.
7 + 11 =
18
2
|
16.
2 – 1 =
2
1
|
|
17.
13 + 0 =
13
1
|
18.
6 – 1 =
5
1
|
19.
2 + 6 =
8
1
|
20.
7 + 11 =
2
18
|